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MagnaPool™ | Installation Manual
6.5
Water Chemistry Table
Test and maintain correct water balance throughout the season, according to the table.
Chemistry Before Adding MagnaPool Minerals:
Free
Chlorine (ppm)
pH
Total Alkalinity (ppm)
Calcium Hardness (ppm)
Ideal range
1 +
7.2 - 7.6 Concrete
7.0 - 7.2 Fibreglass*
80 - 120
150 - 400 Concrete
<100 Fibreglass*
To Increase
Add Chlorine or in-
crease
equipment output
Add Soda Ash
(use pH Up)
Add Sodium Bicarbonate
(use Alkalinity Up)
Add Calcium Chloride
(Use Calcium Up)
To Decrease
N/A
Add Acid
(use pH Down or
Liquid Acid)
Add Acid
(use pH Down or
Liquid Acid)
Partially drain and refill pool
NOTE: Test all equipment sensors quarterly.
*
For fibreglass always abide by manufacturers recommendations for saltwater pools regarding Alk and pH
Chemistry After Adding MagnaPool Minerals:
Free
Chlorine (ppm)
pH
Total Alkalinity
(ppm)
Total Hardness
(ppm)
Cyanuric Acid
Salinity Level
Ideal range
After 2 weeks 1 - 3
7.2 - 7.6 Concrete
7.0 - 7.2 Fibreglass*
80 - 120
500 -1000 (NOTE:
Total Hardness not
Calcium Hardness)
30 - 50
5,000 - 5,500
(at start)
To Increase
Add Chlorine or
increase
equipment output
Add Soda Ash
(use pH Up)
Add Sodium
Bicarbonate
Add Calcium
Chloride
(Use Calcium Up)
Add CYA (use
UV Blockout)
Add
MagnaPool
Minerals
To Decrease
N/A
Add Acid
(use pH Down or
Liquid Acid)
Add Acid
(use pH Down or
Liquid Acid)
Partially drain
and refill poo
Partially drain
and refill pool
Partially drain
and refill poo
Table 7. Water Chemistry
6.6
pH Regulation Principle
The amount of chlorine needing to be produced is dictated by the pH level in the pool. As the pH level rises,
the amount of chlorine must be increased to compensate, see Table 6.
+
-
10 min
10 min
10 min
10 min
Dosing Cycles
Time
pH
pH evolution
7,30
7,35
7,40
7,45
7,50
7,55
7,60
7,65
7,70
7,75
7,80
7,85
7,90
7,95
8,00
8,05
8,10
8,15
8,20
100%
75%
50%
20%
Factory Set Point = 7,4 pH
Table 8. pH Evolution